sphalerite
sphal.er.ite \'sfal-*-.ri-t\ n [G sphalerit, fr. Gk sphaleros deceitful, fr. sphallein to ca]use to fall - more at SPILL : a widely distributed ore of zinc composed essentially of zinc sulfide Zn s
sphal.er.ite \'sfal-*-.ri-t\ n [G sphalerit, fr. Gk sphaleros deceitful, fr. sphallein to ca]use to fall - more at SPILL : a widely distributed ore of zinc composed essentially of zinc sulfide Zn s